Xerox Phaser 4500 Service Manual page 512

Signal line name
/LOW-PAPER2 SNR ON
/NO-PAPER2 SNR ON
CLUTCH-TRAY2 ON
/NO-PAPER1 SNR ON
/REG SNR ON
CLUTCH-TRAY1 ON
CLUTCH-REGI ON
FAN ALARM
D OUT
Wiring Diagrams
Signal from Low Paper Sensor. This signal goes Low when the flag
moves out of the sensor.
Signal from the No Paper Sensor of Tray2. This signal goes Low
when the flag moves out of the sensor.
Control signal for Tray 2 Feed Clutch. Low: ON / High: OFF
Signal from the No Paper Sensor of Tray1. This signal goes Low
when the flag moves out of the sensor.
Signal from Registration Sensor. This signal goes Low when the
flag moves out of the sensor.
Control signal for Tray 1Feed Clutch. Low: ON / High: OFF
Control signal for Registration Clutch. Low: ON / High: OFF
Fan monitor signal. This signal goes High if there is a trouble with
Main Fan.
Signal indicating detection of toner in the Print Cartridge, from Toner
Sensor.
Description
10-23